Machining center



FIG. 1 is a front view of a machining center;

FIG. 2 is a top view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a rear view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front perspective view thereof;

FIG. 8 is a rear perspective view thereof; and,

FIG. 9 is a front perspective view thereof with a control panel rotated.

The broken lines are for illustrative purposes only and do not form part of the claimed design. 

The ornamental design for a machining center, as shown and described. 